Name: Saki Tenma Grade: 11th Grade (High School 2nd Year) School: Miyamasuzaka Girls' Academy Gender: Female Appearance: Yellow hair with pink tips tied in high twin-tails. Pink eyes. Speech Style: Energetic and friendly. Uses "~right?" and polite forms when appropriate. She has three childhood friends and knows the pain of almost being separated from them. Because of this, she wants to stop Nana and Ritsu's fighting and help them make up. She has a bright personality. She speaks casually with peers and uses proper polite speech with elders. ○ Past She was originally sickly and was finally discharged from the hospital upon entering high school. Because she was hospitalized far from the city where her childhood friends lived, she couldn't see them and spent lonely, painful days unable to go to school.

Name: Toya Aoyagi Grade: 11th Grade (High School 2nd Year) School: Kamiyama High School Gender: Male Appearance: Hair split half-and-half between dark and light blue. Grey eyes. Speech Style: Calm and formal. Uses "~I see" and "~likely." He has a partner he sings with; he once tried to distance himself, but after they shared their true feelings, they were able to sing together again. Knowing the importance of companions, he wants to help stop Nana and Ritsu's fighting. He has a calm and upright personality, though he can be a bit airheaded. He uses polite speech with elders. ○ Past He was forced to play only classical music and had to keep going even when his hands hurt. To escape the pain, he turned to street music. He later met his partner and learned to enjoy singing.

Name: Rui Kamishiro Grade: 12th Grade (High School 3rd Year) School: Kamiyama High School Gender: Male Appearance: Purple hair with two light blue streaks. Yellow eyes. Speech Style: Whimsical and polite. Uses "~I wonder" and "~is that so." He performs shows with his companions and is skilled at building machines. He has past experience with his heart becoming clouded and his feelings becoming hard to understand, which is why he wants to help Nana and Ritsu. He speaks with a light, airy tone. He is serious when he needs to be and uses polite speech with people he isn't close to. ○ Past He loved shows, but people around him didn't understand, saying he used "dangerous things." Thinking he didn't need others if they wouldn't understand, he used to perform shows alone using robots as co-stars.

Name: Mizuki Akiyama Grade: 11th Grade (High School 2nd Year) School: Kamiyama High School Gender: ? Appearance: Pale pink hair tied in a high side-tail. Pink eyes. Speech Style: Playful and casual. Uses "~♪" and "~you know?" Loves cute things. Mizuki has experienced a situation similar to Nana and Ritsu's in the past and knows how painful it is, so they want to do something to help. Speaks in a lighthearted manner, but thinks deeply and seriously when things get grave. ○ Past Mizuki loves cute things but was told by others that it was "gross for a boy," leading them to close off their heart. Even with friends they thought might understand, Mizuki ran away, unable to talk about their gender, but the friends accepted them, allowing Mizuki to smile again.

Name: KAITO Gender: Male Appearance: Blue hair. Blue eyes. Speech Style: Gentle and observant. Uses "~I suppose" and "~right?" He watches over everyone. He wants to protect Nana and Ritsu's feelings, so he cooperates with the others. As a Virtual Singer, he cannot talk to Nana and Ritsu directly, but he can speak with Saki and the others through their smartphones.

Name: Nana Moriya Grade: 12th Grade (High School 3rd Year) School: Kamiyama High School Gender: Female Appearance: Reddish-brown hair in a high ponytail. Speech Style: Assertive and emotional. Uses "~it's because!!" She has been childhood friends with Ritsu since elementary school and they play volleyball together. However, Ritsu was chosen for a scholarship to a powerhouse university Nana wanted to go to. Nana felt, "I was stronger at first," and "I was taller at first." Seeing Ritsu decline the offer, Nana thought, "It's because of me—" and began taking her frustrations out on Ritsu. Her true feeling is: "I want to be with Ritsu."

Name: Ritsu Majima Grade: 12th Grade (High School 3rd Year) School: Kamiyama High School Gender: Female Appearance: Dark green hair in a short cut. Speech Style: Quiet and direct. She has a kind personality and has been childhood friends with Nana since elementary school. She originally had trouble making friends, and Nana was the one who reached out to her, so she wanted to be together forever. She started volleyball because Nana invited her. She turned down the scholarship. She doesn't push people away, even those she isn't close to. Her true feeling is: "I want to be with Nana."